<?php
/**
 * StatusNet - the distributed open-source microblogging tool
 * Copyright (C) 2011, StatusNet, Inc.
 *
 * Form for adding a new poll
 *
 * PHP version 5
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @category  PollPlugin
 * @package   StatusNet
 * @author    Brion Vibber <brion@status.net>
 * @copyright 2011 StatusNet, Inc.
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
 * @link      http://status.net/
 */

if (!defined('STATUSNET')) {
    // This check helps protect against security problems;
    // your code file can't be executed directly from the web.
    exit(1);
}

/**
 * Form to add a new poll thingy
 *
 * @category  PollPlugin
 * @package   StatusNet
 * @author    Brion Vibber <brion@status.net>
 * @copyright 2011 StatusNet, Inc.
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
 * @link      http://status.net/
 */
class PollResultForm extends Form
{
    protected $poll;

    /**
     * Construct a new poll form
     *
     * @param Poll $poll
     * @param HTMLOutputter $out output channel
     *
     * @return void
     */
    public function __construct(Poll $poll, HTMLOutputter $out)
    {
        parent::__construct($out);
        $this->poll = $poll;
    }

    /**
     * ID of the form
     *
     * @return int ID of the form
     */
    public function id()
    {
        return 'pollresult-form';
    }

    /**
     * class of the form
     *
     * @return string class of the form
     */
    public function formClass()
    {
        return 'form_settings ajax';
    }

    /**
     * Action of the form
     *
     * @return string URL of the action
     */
    public function action()
    {
        return common_local_url('respondpoll', array('id' => $this->poll->id));
    }

    /**
     * Data elements of the form
     *
     * @return void
     */
    public function formData()
    {
        $poll = $this->poll;
        $out = $this->out;
        $counts = $poll->countResponses();

        $width = 200;
        $max = max($counts);
        if ($max == 0) {
            $max = 1; // quick hack :D
        }

        $out->element('p', 'poll-question', $poll->question);
        $out->elementStart('table', 'poll-results');
        foreach ($poll->getOptions() as $i => $opt) {
            $w = intval($counts[$i] * $width / $max) + 1;

            $out->elementStart('tr');

            $out->elementStart('td');
            $out->text($opt);
            $out->elementEnd('td');

            $out->elementStart('td');
            $out->element(
                'span',
                array('class' => 'poll-block',
                    'style' => "width: {$w}px"),
                "\xc2\xa0"
            ); // nbsp
            $out->text($counts[$i]);
            $out->elementEnd('td');

            $out->elementEnd('tr');
        }
        $out->elementEnd('table');
    }

    /**
     * Action elements
     *
     * @return void
     */
    public function formActions()
    {
    }
}
